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package controlador.facturas;

import controlador.ServletHelper;
import java.io.IOException;
import java.io.PrintWriter;
import java.sql.Connection;
import java.sql.SQLException;
import java.util.Collection;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.annotation.Resource;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import javax.sql.DataSource;
import modelo.Proveedor;
import persistencia.FacturaDetalleComposite;
import persistencia.ProveedorBean;

/**
 *
 * @author Felipe
 */
@WebServlet(name = "NuevaFactura", urlPatterns = {"/NuevaFactura"})
public class NuevaFactura extends HttpServlet {

    @Resource(name = "jdbc/HOLAJDBC")
    private DataSource ds;

    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        request.setCharacterEncoding("UTF-8");
        PrintWriter out = response.getWriter();
        Connection conexion = null;
        boolean condi = ServletHelper.validarAdmin(request, response);
        if (condi) {
       try {
            
            conexion = ds.getConnection();
            

            ProveedorBean bean = new ProveedorBean(conexion);
            Collection<Proveedor> prove = bean.buscarTodos();
            
            HttpSession session = request.getSession();
            FacturaDetalleComposite fdc = new FacturaDetalleComposite();
            session.setAttribute("FACTURA_DETALLE", fdc);
            session.setAttribute("PROVEEDORES", prove);
          //  response.sendRedirect("/TT2/Facturas/formNewFactura.jsp");
            request.getRequestDispatcher("/Admin/Facturas/formNewFactura.jsp").forward(request, response);

        } catch (SQLException ex) {

        } finally {
            try {
                conexion.close();
            } catch (SQLException ex) {
                Logger.getLogger(NuevaFactura.class.getName()).log(Level.SEVERE, null, ex);
            }
        }
         }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
